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52572760 = 2352116229
BaseRepresentation
bin1100100010001…
…1001001011000
310122220222021021
43020203021120
5101424312020
65114452224
71205601232
oct310431130
9118828237
1052572760
1127748769
1215734074
13ab79456
146da7252
1549371aa
hex3223258

52572760 has 32 divisors (see below), whose sum is σ = 118868400. Its totient is φ = 20926080.

The previous prime is 52572749. The next prime is 52572761. The reversal of 52572760 is 6727525.

It is a happy number.

It is a Smith number, since the sum of its digits (34) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52572761) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5326 + ... + 11554.

Almost surely, 252572760 is an apocalyptic number.

It is an amenable number.

52572760 is an abundant number, since it is smaller than the sum of its proper divisors (66295640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52572760 is a wasteful number, since it uses less digits than its factorization.

52572760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6451 (or 6447 counting only the distinct ones).

The product of its (nonzero) digits is 29400, while the sum is 34.

The square root of 52572760 is about 7250.7075516807. The cubic root of 52572760 is about 374.6165205757.

The spelling of 52572760 in words is "fifty-two million, five hundred seventy-two thousand, seven hundred sixty".

Divisors: 1 2 4 5 8 10 20 40 211 422 844 1055 1688 2110 4220 6229 8440 12458 24916 31145 49832 62290 124580 249160 1314319 2628638 5257276 6571595 10514552 13143190 26286380 52572760